Sump pump filtration unit



FIG. 1 is a perspective top front right view of a sump pump filtration unit with a lid in an open position, showing my new design;

FIG. 2 is a front elevation view thereof, with the lid in a closed position;

FIG. 3 is a rear elevation view thereof, with the lid in a closed position;

FIG. 4 is a left elevation view thereof with the lid in a closed position, wherein the right elevation view is a mirror image thereof;

FIG. 5 is a top plan view thereof with the lid in a closed position; and,

FIG. 6 is a bottom plan view thereof with the lid in a closed position.

The broken lines depict portions of the sump pump filtration unit that form no part of the claimed design. 

CLAIM The ornamental design for a sump pump filtration unit, as shown and described. 